Aldi becomes fourth largest supermarket as grocery inflation hits 12.4%

Aldi’s sales rose by 18.7%, which gave it a 9.3% market share – putting it in fourth place above Morrisons among UK supermarkets. Photograph: Paula Solloway/Alamy

Aldi has overtaken Morrisons to become the UK’s fourth largest supermarket for the first time, as grocery inflation hit a new record of 12.4% last month.

Higher supermarket prices in August, adding £571 to the average annual grocery bill, encouraged more shoppers to closely manage their budgets, with the discount grocers benefiting, according to the market research company Kantar.